Made some good progress the past couple of days disassembling the engine bay. I've got the radiator and A/C condenser out, removed the alternator and the A/C compressor and have started tackling the wiring harness little by little and making sure I'm taking pictures and tagging everything.
Some progress pics:
Here's a good example of the wiring issues I'm finding. This is the plug to the backside of the A/C compressor that's in pretty rough shape:
That's why I'm digging into this though so we'll get it all cleaned up!